/* =====================================================================
   SAG Sécurité — Feuille de style principale
   Direction artistique : dossier opérationnel / sécurité — fond sombre,
   typographie condensée en majuscules, accent vert repris du logo (crête
   SAG Sécurité), registre monospace pour les repères numériques et les
   étiquettes.
   ===================================================================== */

:root {
  --color-bg: #0A0B09;
  --color-bg-alt: #131410;
  --color-surface: #17180F;
  --color-surface-raised: #1D1E15;
  --color-text: #F2EFE6;
  --color-text-muted: #92948A;
  --color-border: rgba(242,239,230,0.13);
  --color-border-strong: rgba(242,239,230,0.26);
  --color-accent: #1C8C64;
  --color-accent-dim: #15694B;
  --color-accent-soft: rgba(28,140,100,0.14);
  --color-on-accent: #0A0B09;
  --color-danger: #FF7A57;
  --color-success: #6FBE8C;

  --font-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  --container-width: 1180px;
  --radius: 2px;
  --transition: 220ms ease;
  --shadow-soft: 0 20px 50px rgba(0,0,0,0.45);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 16.5px;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Écran de chargement ---------- */
/* Affiché uniquement à la première arrivée sur le site (voir script en tête
   de <head> dans header.php) — masqué instantanément sur les pages suivantes. */
html.no-loader .page-loader { display: none !important; }
html.is-loading, html.is-loading body { overflow: hidden; height: 100%; }
.page-loader {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-bg);
  transition: opacity 480ms ease, visibility 480ms ease;
}
.page-loader-inner {
  display: flex; flex-direction: column; align-items: center; gap: 34px;
  max-width: 88vw;
}
.page-loader-logo {
  width: clamp(240px, 46vw, 500px); height: clamp(240px, 46vw, 500px);
  max-width: 88vw;
  object-fit: contain;
  animation: page-loader-pulse 1.8s ease-in-out infinite;
}
.page-loader-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-text);
}
.page-loader-bar-track {
  width: 260px; height: 2px;
  background: rgba(242,239,230,0.14);
  overflow: hidden;
}
.page-loader-bar-fill {
  height: 100%; width: 0%;
  background: var(--color-accent);
  animation: page-loader-fill 2.3s cubic-bezier(.4,0,.2,1) forwards;
}
.page-loader.is-complete .page-loader-bar-fill {
  animation: none; width: 100%; transition: width 260ms ease;
}
@keyframes page-loader-pulse {
  0%, 100% { opacity: 0.6; transform: scale(0.96); }
  50% { opacity: 1; transform: scale(1); }
}
@keyframes page-loader-fill {
  0% { width: 0%; }
  75% { width: 82%; }
  100% { width: 90%; }
}
.page-loader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
@media (prefers-reduced-motion: reduce) {
  .page-loader-logo { animation: none; }
  .page-loader-bar-fill { animation: none; width: 90%; }
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { padding: 0; margin: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 1rem; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  margin: 0 0 0.5em;
  color: var(--color-text);
  letter-spacing: 0.005em;
}
h1, h2 { text-transform: uppercase; letter-spacing: 0.01em; }
h1 { font-size: clamp(2.6rem, 5.6vw, 4.4rem); }
h2 { font-size: clamp(2rem, 4vw, 2.9rem); }
h3 { font-size: 1.3rem; text-transform: uppercase; letter-spacing: 0.02em; }
p { margin: 0 0 1.1em; }
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 28px;
}
section { padding: 96px 0; }
@media (max-width: 780px) {
  section { padding: 60px 0; }
  .container { padding: 0 20px; }
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 1.1em;
}
.section-head { max-width: 640px; margin: 0 auto 3.2rem; text-align: center; }
.section-head p { color: var(--color-text-muted); }
.text-center { text-align: center; }
.bg-alt { background: var(--color-bg-alt); }

/* Texture de fond en grille fine — évoque un plan / un système de repérage */
.bg-grid {
  background-image:
    linear-gradient(rgba(242,239,230,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242,239,230,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  border: 1px solid var(--color-border-strong);
  background: transparent;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn:hover { background: var(--color-text); color: var(--color-bg); border-color: var(--color-text); }
.btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 600;
}
.btn-primary:hover { background: #23A876; border-color: #23A876; color: var(--color-on-accent); }
.btn-ghost { border-color: rgba(242,239,230,0.4); color: var(--color-text); }
.btn-ghost:hover { background: var(--color-text); color: var(--color-bg); }
.btn-sm { padding: 10px 20px; font-size: 0.7rem; }
.btn-block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,11,9,0.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition), border-color var(--transition);
}
.site-header.is-scrolled { background: rgba(10,11,9,0.96); border-color: var(--color-border-strong); }
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 96px;
}
.logo-lockup { display: flex; align-items: center; gap: 12px; }
.logo-crest { width: 64px; height: 64px; object-fit: contain; flex: none; }
.logo-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
}
.logo-lockup--footer .logo-crest { width: 68px; height: 68px; }
.logo-lockup--footer .logo-text { font-size: 1.5rem; }
.logo-lockup--admin .logo-text { font-size: 1.15rem; }

.main-nav { display: flex; align-items: center; gap: 2.2rem; }
.main-nav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(242,239,230,0.72);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--color-accent); transition: width var(--transition);
}
.main-nav a:hover::after, .main-nav a.is-active::after { width: 100%; }
.main-nav a.is-active { color: var(--color-text); }
.nav-actions { display: flex; align-items: center; gap: 1.2rem; }

@media (max-width: 940px) {
  .main-nav { gap: 1.2rem; }
}
@media (max-width: 560px) {
  .site-header .container { height: auto; min-height: 84px; padding-top: 12px; padding-bottom: 12px; gap: 0.8rem; flex-wrap: wrap; }
  .logo-crest { width: 48px; height: 48px; }
  .logo-text { font-size: 1.15rem; }
  .main-nav a { font-size: 0.7rem; }
  .nav-actions { gap: 0.7rem; }
  .nav-actions .btn-sm { padding: 8px 14px; font-size: 0.65rem; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 86vh;
  display: flex; align-items: center;
  color: var(--color-text);
  background: var(--color-bg);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}
.hero::before {
  content: ''; position: absolute; z-index: 0;
  top: 0; right: 0; width: 46%; height: 100%;
  background: linear-gradient(115deg, transparent 40%, rgba(28,140,100,0.18) 40%, rgba(28,140,100,0.18) 42%, transparent 42%),
              linear-gradient(115deg, transparent 60%, rgba(28,140,100,0.09) 60%, rgba(28,140,100,0.09) 61%, transparent 61%);
  pointer-events: none;
}
.hero::after {
  content: ''; position: absolute; z-index: 0; pointer-events: none;
  top: 48px; right: 28px; width: 64px; height: 64px;
  border-top: 2px solid var(--color-accent); border-right: 2px solid var(--color-accent);
  opacity: 0.7;
}
.hero img.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -1;
  opacity: 0.34; filter: grayscale(0.3);
}
.hero.hero--no-image { background: var(--color-bg); }
.hero .container { max-width: 760px; position: relative; z-index: 1; }
.hero h1 { color: var(--color-text); }
.hero p.lead { font-size: 1.15rem; color: var(--color-text-muted); max-width: 560px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1.6rem 0; }
.hero-actions { display: flex; gap: 1rem; margin-top: 1.6rem; flex-wrap: wrap; }

/* ---------- Étiquettes (tags) ---------- */
.tag {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--color-text); background: var(--color-surface-raised);
  border: 1px solid var(--color-border-strong);
  padding: 6px 12px; border-radius: var(--radius);
  white-space: nowrap;
}
.tag--ghost { background: transparent; color: var(--color-text-muted); }

/* ---------- Image manquante : icône de remplacement neutre ---------- */
.media-empty {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-surface);
  color: var(--color-border-strong);
  border: 1px solid var(--color-border);
}
.media-empty svg { width: 30%; height: 30%; max-width: 56px; max-height: 56px; }

/* ---------- Grilles génériques ---------- */
.grid { display: grid; gap: 2.2rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 940px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

/* ---------- Listes indexées (services / clients — esprit dossier) ---------- */
.index-list { border-top: 1px solid var(--color-border); }
.index-row {
  display: flex; align-items: center; gap: 1.8rem;
  padding: 1.9rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
  border-left: 2px solid transparent;
  transition: background var(--transition), border-color var(--transition), padding var(--transition);
}
a.index-row:hover, a.index-row:focus-visible {
  background: var(--color-surface);
  border-left-color: var(--color-accent);
  padding-left: 1.3rem;
}
.index-num {
  font-family: var(--font-mono); font-size: 0.95rem; font-weight: 500;
  color: var(--color-accent); flex: none; width: 2.4rem;
}
.client-row-logo {
  flex: none; width: 52px; height: 52px;
  border: 1px solid var(--color-border-strong); background: var(--color-surface);
}
.client-row-logo img, .client-row-logo .media-empty { width: 100%; height: 100%; object-fit: contain; }
.index-body { flex: 1 1 auto; display: flex; flex-direction: column; gap: 0.35rem; min-width: 0; }
.index-title {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.015em; color: var(--color-text);
}
.index-desc { color: var(--color-text-muted); font-size: 0.94rem; }
.index-arrow {
  flex: none; font-family: var(--font-mono); font-size: 1.1rem; color: var(--color-text-muted);
  opacity: 0; transform: translateX(-6px); transition: opacity var(--transition), transform var(--transition), color var(--transition);
}
a.index-row:hover .index-arrow, a.index-row:focus-visible .index-arrow { opacity: 1; transform: translateX(0); color: var(--color-accent); }
.index-meta { flex: none; display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: flex-end; max-width: 220px; }
.index-row--client { align-items: center; }
@media (max-width: 780px) {
  .index-row { flex-wrap: wrap; gap: 1rem 1.2rem; }
  .index-meta { max-width: none; justify-content: flex-start; }
}

/* ---------- Clients (vignettes page d'accueil) ---------- */
.client-tile-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--color-border); border: 1px solid var(--color-border); }
@media (max-width: 860px) { .client-tile-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .client-tile-grid { grid-template-columns: repeat(2, 1fr); } }
.client-tile {
  background: var(--color-surface);
  padding: 1.8rem 1.2rem; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 0.9rem;
  transition: background var(--transition);
}
.client-tile:hover { background: var(--color-surface-raised); }
.client-tile-logo { width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; }
.client-tile-logo img, .client-tile-logo .media-empty { width: 60px; height: 60px; object-fit: contain; border: none; background: none; }
.client-tile-name { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.03em; color: var(--color-text-muted); }

/* ---------- Témoignages (citations) ---------- */
.quote-block {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  padding: 2.4rem 2.2rem;
}
.quote-mark {
  font-family: var(--font-display); font-size: 3.4rem; line-height: 1;
  color: var(--color-accent); display: block; margin-bottom: 0.2rem;
}
.quote-text { font-size: 1.05rem; color: var(--color-text); }
.quote-meta { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.quote-author { font-family: var(--font-mono); font-size: 0.76rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); }
.quote-rating { font-family: var(--font-mono); font-size: 0.76rem; color: var(--color-accent); }

/* ---------- FAQ ---------- */
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-item:first-child { border-top: 1px solid var(--color-border); }
.faq-question {
  width: 100%; background: none; border: none; text-align: left;
  padding: 1.5rem 0; display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; text-transform: uppercase; letter-spacing: 0.01em;
  color: var(--color-text);
  gap: 1rem;
}
.faq-question .plus { position: relative; width: 16px; height: 16px; flex: none; }
.faq-question .plus::before, .faq-question .plus::after {
  content: ''; position: absolute; background: var(--color-accent); transition: transform var(--transition);
}
.faq-question .plus::before { left: 0; top: 50%; width: 100%; height: 2px; transform: translateY(-50%); }
.faq-question .plus::after { top: 0; left: 50%; height: 100%; width: 2px; transform: translateX(-50%); }
.faq-item.is-open .faq-question .plus::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 320ms ease;
  color: var(--color-text-muted); font-size: 0.96rem;
}
.faq-answer-inner { padding-bottom: 1.6rem; }

/* ---------- Formulaires ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.field { margin-bottom: 1.4rem; display: flex; flex-direction: column; gap: 0.5rem; }
.field label { font-family: var(--font-mono); font-size: 0.74rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); }
.field input, .field textarea, .field select {
  border: 1px solid var(--color-border-strong); background: var(--color-surface);
  padding: 13px 15px; border-radius: var(--radius); color: var(--color-text);
  transition: border-color var(--transition);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--color-accent);
}
.field textarea { resize: vertical; min-height: 130px; }
.field-hint { font-size: 0.78rem; color: var(--color-text-muted); }
.field-error { font-size: 0.78rem; color: var(--color-danger); }
.hp-field { position: absolute; left: -9999px; top: -9999px; opacity: 0; height: 0; width: 0; }

.alert { padding: 1rem 1.3rem; border-radius: var(--radius); font-size: 0.92rem; margin-bottom: 1.6rem; border: 1px solid; }
.alert-success { background: rgba(111,190,140,0.1); color: var(--color-success); border-color: rgba(111,190,140,0.3); }
.alert-error { background: rgba(255,122,87,0.1); color: var(--color-danger); border-color: rgba(255,122,87,0.3); }

/* ---------- Page hero (pages intérieures) ---------- */
.page-hero {
  padding: 146px 0 66px;
  text-align: center;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}
.page-hero p { color: var(--color-text-muted); max-width: 620px; margin: 0 auto; }
.breadcrumbs { font-family: var(--font-mono); font-size: 0.74rem; color: var(--color-text-muted); margin-bottom: 1rem; }
.breadcrumbs a:hover { color: var(--color-accent); }
.breadcrumbs .sep { margin: 0 0.5em; }

/* ---------- Contenu riche (about / service) ---------- */
.prose { max-width: 720px; }
.prose h2 { margin-top: 1.6em; font-size: 1.6rem; }
.prose p { color: var(--color-text-muted); }

/* ---------- CTA band ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: var(--color-bg-alt); color: var(--color-text); text-align: center; padding: 96px 0;
  border-top: 1px solid var(--color-border);
}
.cta-band::before {
  content: ''; position: absolute; z-index: 0; pointer-events: none;
  left: -10%; bottom: -60%; width: 60%; height: 220%;
  background: var(--color-accent); opacity: 0.9;
  transform: rotate(-18deg);
}
.cta-band .container { position: relative; z-index: 1; }
.cta-band h2 { color: var(--color-text); }
.cta-band p { color: var(--color-text-muted); max-width: 520px; margin: 0 auto 2rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-bg); border-top: 1px solid var(--color-border); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2.6rem; margin-bottom: 3rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { font-family: var(--font-mono); font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.14em; color: var(--color-text-muted); margin-bottom: 1.2rem; }
.footer-grid ul li { margin-bottom: 0.7rem; font-size: 0.92rem; }
.footer-grid ul li a:hover { color: var(--color-accent); }
.footer-grid p { color: var(--color-text-muted); font-size: 0.92rem; }
.footer-social { display: flex; gap: 0.7rem; margin-top: 1rem; }
.footer-social a {
  width: 36px; height: 36px; border: 1px solid var(--color-border-strong);
  display: flex; align-items: center; justify-content: center; color: var(--color-text-muted);
  transition: color var(--transition), border-color var(--transition);
}
.footer-social a:hover { color: var(--color-accent); border-color: var(--color-accent); }
.footer-social svg { width: 16px; height: 16px; }
.footer-bottom {
  border-top: 1px solid var(--color-border); padding-top: 1.6rem;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--color-text-muted);
}
.footer-bottom a:hover { color: var(--color-accent); }

/* ---------- Bandeau cookies ---------- */
.cookie-banner {
  position: fixed; left: 20px; right: 20px; bottom: 20px; z-index: 999;
  max-width: 640px; margin: 0 auto;
  background: var(--color-surface-raised); color: var(--color-text);
  border: 1px solid var(--color-border-strong);
  padding: 1.6rem 1.8rem; border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  display: none; gap: 1rem; flex-wrap: wrap; align-items: center; justify-content: space-between;
}
.cookie-banner.is-visible { display: flex; }
.cookie-banner p { margin: 0; font-size: 0.86rem; color: var(--color-text-muted); flex: 1 1 260px; }
.cookie-banner .actions { display: flex; gap: 0.7rem; flex: none; }
.cookie-banner a { text-decoration: underline; }

/* ---------- Utilitaires ---------- */
.mt-0 { margin-top: 0; }
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--color-accent); color: var(--color-on-accent);
  padding: 12px 18px; z-index: 2000; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.8rem;
}
.skip-link:focus { left: 12px; top: 12px; }
